2021789525

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{32003}}^1$

素因数の和:32058

約数の個数: 36

約数和(自身を含む): 3023993952

約数和(自身を除く): 1002204427

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 361, 475, 665, 1805, 2527, 3325, 9025, 12635, 32003, 63175, 160015, 224021, 608057, 800075, 1120105, 3040285, 4256399, 5600525, 11553083, 15201425, 21281995, 57765415, 80871581, 106409975, 288827075, 404357905, 2021789525]

約数ペア:

[(1, 2021789525), (5, 404357905), (7, 288827075), (19, 106409975), (25, 80871581), (35, 57765415), (95, 21281995), (133, 15201425), (175, 11553083), (361, 5600525), (475, 4256399), (665, 3040285), (1805, 1120105), (2527, 800075), (3325, 608057), (9025, 224021), (12635, 160015), (32003, 63175)]